Allen's Big-eared Bat vs Olive Pearl

Idionycteris phyllotis compared with Udea olivalis

Key Differences

• Allen's Big-eared Bat is Least Concern while Olive Pearl is Near Threatened.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Olive Pearl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Crambidae
Genus	Idionycteris	Udea
Species	Idionycteris phyllotis	Udea olivalis

Evolutionary Relationship

Allen's Big-eared Bat and Olive Pearl share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Olive Pearl

NT — Near Threatened

Physical Characteristics

Attribute	Allen's Big-eared Bat	Olive Pearl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Olive Pearl

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Allen's Big-eared Bat

The Allen's Big-eared Bat (Idionycteris phyllotis) is a species in the genus Idionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.